Inside Out Library · Explore
Scientific American, Vol. 16, No. 1 (January 1867)
1867 · 8 pictures
Claim · Combination · Patents · Arranged · Constructed · Manner · Purpose · Set · American patent · Twenty years · Purpose set · Pneumatic dispatch · Scientific American · Patent granted · Steam engine · Purposes set · Patent office · Takes place
Internet Archive · Public domain (published before 1931) · More from this library